Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (47.4 Inches)
  • Upstream Sensor as listed per applications*
  • Heated
  • 3 wire configuration
  • 2; 1 terminal configuration
  • Replaces dealer part numbers: 35314004, 3531400, 9392762, 258003957, 258 003 957, 077906265A, 077 906 265 A, 034906265F, 034 906 265 F, 034906265D, 034 906 265 D
  • Built and tested to strict quality control standards

* This sensor is used on applications that only use an upstream sensor.

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

If you have a bad O2 sensor causing your vehicle to fail an emission test then this is the part for you.

Returns Note:

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed.

Note:  You may be required to reset the vehicle’s computer after installation of this part.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Vehicle Fit

  • 1989-1991 Audi 100 L5 2.3L Upstream O2 Oxygen Sensor
  • 1989-1991 Audi 100 Quattro L5 2.3L Upstream O2 Oxygen Sensor
  • 1989-1991 Audi 200 L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1989-1991 Audi 200 Quattro L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1986-1987 Audi 4000 Quattro L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1986-1988 Audi 5000 L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1987-1988 Audi 5000 L5 2.3L Upstream O2 Oxygen Sensor
  • 1986-1988 Audi 5000 Quattro L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1987-1988 Audi 5000 Quattro L5 2.3L Upstream O2 Oxygen Sensor
  • 1988-1990 Audi 80 L4 2.0L Upstream O2 Oxygen Sensor
  • 1988-1992 Audi 80 L5 2.3L Upstream O2 Oxygen Sensor
  • 1988-1992 Audi 80 Quattro L5 2.3L Upstream O2 Oxygen Sensor
  • 1988-1991 Audi 90 L5 2.3L Upstream O2 Oxygen Sensor
  • 1988 Audi 90 L4 2.0L Upstream O2 Oxygen Sensor
  • 1988-1991 Audi 90 Quattro L5 2.3L Upstream O2 Oxygen Sensor
  • 1987 Audi Coupe L5 2.3L Upstream O2 Oxygen Sensor
  • 1992-1994 Audi S4 L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1995-1997 Audi S6 L5 2.3L Turbo Upstream O2 Oxygen Sensor
  • 1990-1994 Audi V8 Upstream O2 Oxygen Sensor
  • 1986-1994 Saab 900 L4 2.0L Turbo Upstream O2 Oxygen Sensor
  • 1991-1994 Saab 900 L4 2.1L Upstream O2 Oxygen Sensor
  • 1986-1990 Saab 9000 L4 2.0L Turbo Upstream O2 Oxygen Sensor
  • 1990-1991 Saab 9000 L5 2.3L Upstream O2 Oxygen Sensor
  • 1988-1989 VW Cabriolet L4 1.8L Upstream O2 Oxygen Sensor
  • 1987 VW Fox L4 1.8L (Built After 6/87 Production Date) Upstream O2 Oxygen Sensor
  • 1988-1990 VW Fox L4 1.8L Upstream O2 Oxygen Sensor
  • 1985-1989 VW Golf GTI L4 1.8L Upstream O2 Oxygen Sensor
  • 1990-1992 VW Golf L4 2.0L Upstream O2 Oxygen Sensor
  • 1988-1989 VW Jetta GLI L4 1.8L Upstream O2 Oxygen Sensor
  • 1990-1992 VW Jetta L4 2.0L Upstream O2 Oxygen Sensor
  • 1990 VW Passat L4 2.0L Upstream O2 Oxygen Sensor
  • 1986 VW Quantum Syncro L5 2.3L Upstream O2 Oxygen Sensor
  • 1987-1988 VW Quantum L5 2.3L Upstream O2 Oxygen Sensor
  • 1987-1988 VW Scirocco L4 1.8L Upstream O2 Oxygen Sensor
  • 1986-1991 VW Vanagon Upstream O2 Oxygen Sensor

This part replaces:

  • OE # 0258003957
  • Standard Motor Products SG90
Part #: 1AEOS00070


Order must be placed by 4pm ET

How-to Video:

(03:08 min)